一种口腔用洞巾

Release time:2023-01-05|Hits:

Affilication of Author(s):口腔医学院

Type of Patent:实用新型

Application Number:202122211833.0

Number of Inventors:4

Service Invention or Not:no

Application Date:2021-09-13

Publication Date:2022-01-28

Authorization Date:2022-01-28